Raritan River - New Brunswick Weather Forecast

    • 55
    • 86

    Mostly Sunny

    • 56
    • 75

    Mostly Sunny

    • 54
    • 73

    Partly Sunny

    • 60
    • 79

    Partly Sunny

    • 62
    • 83

    Slight Chance Rain Showers

    • 59
    • 80

    Chance Rain Showers

Today 19 Sep Middlesex

Sunny, hot with Highs in the mid 80s. Northwest Winds 5 to 10 Mph.

Tonight 19 Sep Middlesex

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 50s. Northwest Winds 5 to 10 Mph, becoming northeast with Gusts up to 20 Mph after midnight.

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Raritan River - New Brunswick Temperature Statistics

September Temperature

Linden Airport (13 miles)

  • Lowest 8 September, 2025

    54.3 °F

  • Average September

    69.4 °F

  • Highest 6 September, 2025

    88.9 °F

Climate (2020–Present)

Linden Airport (13 miles)

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  • Average Low 2020–2025

    48.2 °F

  • Average 2020–2025

    55.8 °F

  • Average High 2020–2025

    64 °F
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